SPX Market Breadth

Distribution of constituent daily returns vs. their cap-weighted contribution to the index. Where the curves diverge, the index is being pushed by names that are out of sync with the broader market.

As of2026-09-30 Coverage503 of 504 constituents SPX -0.26%
Stocks Up:114
Stocks Down:389
SPX Daily: -0.26%
Avg Daily:-0.74%
Avg Gain:+1.12%
Avg Decline:-1.29%
Avg Decline -1.29%Avg Daily -0.74%Avg Gain +1.12% -10%-5%+0%+5%+10% NVDA+0.51%AAPL+1.10%MSFT+0.77%AMZN+1.01%GOOGL+0.93%GOOG+1.01%AVGO-1.10%META-1.84%TSLA+0.56%MU+0.00%LLY-2.33%AMD+0.69%JPM-1.24%WMT-2.70%BRK.B-0.88%APP-4.98%BE-4.90%MRNA-5.35%SNPS+4.78%JBL-10.09%CBOE+5.17%GIS-4.91%GEN+5.61% Unweighted distribution (down / up) Weighted (cap-weighted) Daily return (%)

SPX Constituents Relative Impact By Market Cap

Largest Positive Impact
Top ContributorDaily %Impact Share% Weight
AAPL+1.10%6.86%7.04%
MSFT+0.77%3.80%5.53%
NVDA+0.51%3.66%8.01%
AMZN+1.01%3.47%3.89%
INTC+3.71%2.82%0.86%
GOOG+1.01%2.46%2.73%
GOOGL+0.93%2.41%2.93%
TSLA+0.56%1.01%2.04%
PANW+2.29%0.95%0.47%
AMD+0.69%0.89%1.45%
Largest Negative Impact
Top DetractorDaily %Impact Share% Weight
META-1.84%3.90%2.38%
LLY-2.33%3.37%1.63%
WMT-2.70%2.97%1.24%
AVGO-1.10%2.42%2.48%
V-1.79%1.45%0.91%
JPM-1.24%1.43%1.30%
MA-2.15%1.37%0.72%
MRK-2.66%1.27%0.54%
MS-2.43%0.96%0.44%
CAT-1.92%0.95%0.56%